John Voelcker Feb 9, 2017 Follow John Add to circle A 40-year-old Fleetwood Mac song, floating childrens' heads, and hydrogen molecules all kick off the marketing campaign for the 2017 Honda Clarity Fuel Cell hydrogen-powered vehicle. Like most marketing for hydrogen vehicles, the video ad above will likely be targeted only to California drivers. That state is the sole location today in which a network of a few dozen hydrogen fueling stations exists to let drivers travel long distances. DON'T MISS: First 2017 Honda Clarity Fuel Cell sedans delivered in California Honda announced its new Clarity Fuel Cell marketing effort yesterday. It was quickly followed by a handful of headlines suggesting that the floating childrens' heads were creepy. On second viewing, the white lines zipping around their disembodied heads were obviously a nod to the single electron zipping around a h...